<template>
	<div :class="`${themes[themeStatus]}`">
		<div style="margin: 10px 0">
			<el-input style="width: 200px" placeholder="请输入名称" suffix-icon="el-icon-search" v-model="name"></el-input>
			<!--      <el-input style="width: 200px" placeholder="请输入邮箱" suffix-icon="el-icon-message" class="ml-5" v-model="email"></el-input>-->
			<!--      <el-input style="width: 200px" placeholder="请输入地址" suffix-icon="el-icon-position" class="ml-5" v-model="address"></el-input>-->
			<el-button class="ml-5" type="primary" plain @click="load">搜索</el-button>
			<el-button type="info" plain @click="reset">重置</el-button>
		</div>

		<div style="margin: 10px 0">
			<el-button type="primary" plain @click="handleAdd">新增 <i
					class="el-icon-circle-plus-outline"></i></el-button>
			<el-popconfirm class="ml-5" confirm-button-text='确定' cancel-button-text='我再想想' icon="el-icon-info"
				icon-color="red" title="您确定批量删除这些数据吗？" @confirm="delBatch">
				<el-button type="danger" plain slot="reference">批量删除 <i class="el-icon-remove-outline"></i></el-button>
			</el-popconfirm>
			<!--      <el-upload action="http://localhost:9090/user/import" :show-file-list="false" accept="xlsx" :on-success="handleExcelImportSuccess" style="display: inline-block">-->
			<!--        <el-button type="primary" class="ml-5">导入 <i class="el-icon-bottom"></i></el-button>-->
			<!--      </el-upload>-->
			<!--      <el-button type="primary" @click="exp" class="ml-5">导出 <i class="el-icon-top"></i></el-button>-->
		</div>

		<el-table v-loading="loading" :data="tableData" stripe @selection-change="handleSelectionChange"
			:header-cell-style="{'padding-left':'4px','padding-right':'4px'}">
			<el-table-column type="selection" width="55"></el-table-column>
			<el-table-column prop="id" label="ID" width="80"></el-table-column>
			<el-table-column prop="name" label="名称"></el-table-column>
			<el-table-column prop="flag" label="唯一标识"></el-table-column>
			<el-table-column prop="description" label="描述"></el-table-column>
			<el-table-column label="操作" width="280" align="center">
				<template slot-scope="scope">
					<div class="table-row-options-warp">
						<!--            <span @click="selectMenu(scope.row)">分配菜单 </span>-->
						<span @click="handleEdit(scope.row)">编辑 </span>
						<el-popconfirm class="ml-5" confirm-button-text='确定' cancel-button-text='取消' icon="el-icon-info"
							icon-color="red" title="您确定删除这条数据吗？" @confirm="del(scope.row.id)">
							<span slot="reference">删除</span>
						</el-popconfirm>
					</div>
				</template>
			</el-table-column>
		</el-table>
		<div style="padding: 10px 0">
			<el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="pageNum"
				:page-sizes="[2, 5, 10, 20]" :page-size="pageSize" layout="total, sizes, prev, pager, next, jumper"
				:total="total">
			</el-pagination>
		</div>

		<el-dialog title="角色信息" :visible.sync="dialogFormVisible" width="30%">
			<el-form label-width="80px" size="small">
				<el-form-item label="名称">
					<el-input v-model="form.name" autocomplete="off"></el-input>
				</el-form-item>
				<el-form-item label="唯一标识">
					<el-input v-model="form.flag" autocomplete="off"></el-input>
				</el-form-item>
				<el-form-item label="描述">
					<el-input v-model="form.description" autocomplete="off"></el-input>
				</el-form-item>
			</el-form>
			<div slot="footer" class="dialog-footer">
				<el-button @click="dialogFormVisible = false">取 消</el-button>
				<el-button type="primary" @click="save">确 定</el-button>
			</div>
		</el-dialog>

		<el-dialog title="菜单分配" :visible.sync="menuDialogVis" width="30%">
			<el-tree :props="props" :data="menuData" show-checkbox node-key="id" ref="tree"
				:default-expanded-keys="expends" :default-checked-keys="checks">
				<span class="custom-tree-node" slot-scope="{ node, data }">
					<span><i :class="data.icon"></i> {{ data.name }}</span>
				</span>
			</el-tree>
			<div slot="footer" class="dialog-footer">
				<el-button @click="menuDialogVis = false">取 消</el-button>
				<el-button type="primary" @click="saveRoleMenu">确 定</el-button>
			</div>
		</el-dialog>
	</div>
</template>

<script>
	export default {
		name: "Role",
		props: {
			themeStatus: Number,
		},
		data() {
			return {
				loading: true,
				themes: ['theme1', 'theme2', 'theme3', 'theme4', 'theme5', 'theme6', 'theme7', 'theme8'],
				tableData: [],
				total: 0,
				pageNum: 1,
				pageSize: 10,
				name: "",
				form: {},
				dialogFormVisible: false,
				menuDialogVis: false,
				multipleSelection: [],
				menuData: [],
				props: {
					label: 'name',
				},
				expends: [],
				checks: [],
				roleId: 0,
				roleFlag: '',
				ids: []
			}
		},
		created() {
			this.load()
		},
		methods: {
			load() {
				this.request.get("/role/page", {
					params: {
						pageNum: this.pageNum,
						pageSize: this.pageSize,
						name: this.name,
					}
				}).then(res => {

					if (res.code == "200") {
						setTimeout(() => {
							this.loading = false
							this.tableData = res.data.records
							this.total = res.data.total
						}, 200);
					} else {
						this.$message.warning(res.msg)
					}
				})
				this.request.get("/menu/ids").then(r => {
					this.ids = r.data
				})
			},
			save() {
				this.request.post("/role", this.form).then(res => {
					if (res.code === '200') {
						this.$message.success("保存成功")
						this.dialogFormVisible = false
						this.load()
					} else {
						this.$message.error("保存失败")
					}
				})
			},
			saveRoleMenu() {
				this.request.post("/role/roleMenu/" + this.roleId, this.$refs.tree.getCheckedKeys()).then(res => {
					if (res.code === '200') {
						this.$message.success("绑定成功")
						this.menuDialogVis = false

						// 操作管理员角色后需要重新登录
						if (this.roleFlag === 'ROLE_ADMIN') {
							this.$store.commit("logout")
						}

					} else {
						this.$message.error(res.msg)
					}
				})
			},
			handleAdd() {
				this.dialogFormVisible = true
				this.form = {}
			},
			handleEdit(row) {
				this.form = JSON.parse(JSON.stringify(row))
				this.dialogFormVisible = true
			},
			del(id) {
				this.request.delete("/role/" + id).then(res => {
					if (res.code === '200') {
						this.$message.success("删除成功")
						this.load()
					} else {
						this.$message.error("删除失败")
					}
				})
			},
			handleSelectionChange(val) {
				console.log(val)
				this.multipleSelection = val
			},
			delBatch() {
				let ids = this.multipleSelection.map(v => v.id) // [{}, {}, {}] => [1,2,3]
				this.request.post("/role/del/batch", ids).then(res => {
					if (res.code === '200') {
						this.$message.success("批量删除成功")
						this.load()
					} else {
						this.$message.error("批量删除失败")
					}
				})
			},
			reset() {
				this.name = ""
				this.load()
			},
			handleSizeChange(pageSize) {
				console.log(pageSize)
				this.pageSize = pageSize
				this.load()
			},
			handleCurrentChange(pageNum) {
				console.log(pageNum)
				this.pageNum = pageNum
				this.load()
			},
			async selectMenu(role) {
				this.roleId = role.id
				this.roleFlag = role.flag

				// 请求菜单数据
				this.request.get("/menu").then(res => {
					this.menuData = res.data

					// 把后台返回的菜单数据处理成 id数组
					this.expends = this.menuData.map(v => v.id)
				})

				this.menuDialogVis = true
				this.request.get("/role/roleMenu/" + this.roleId).then(res => {
					this.checks = res.data
					this.$refs.tree.setCheckedKeys(res.data)
					this.ids.forEach(id => {
						if (!this.checks.includes(id)) {
							this.$refs.tree.setChecked(id, false)
						}
					})
				})
			},
		}
	}
</script>


<style scoped>
	.el-button:focus,
	.el-button:hover {
		background: var(--font-color-primary);
		border-color: var(--font-color-primary);
		border-color: var(--back-color-primary);
		color: #fff;
	}

	.el-button--primary {
		color: var(--font-color-primary);
		background-color: var(--back-color-primary);
		border-color: var(--back-color-primary);
	}

	.el-button--primary:focus,
	.el-button--primary:hover {
		background: var(--font-color-primary);
		border-color: var(--font-color-primary);
		border-color: var(--back-color-primary);
		color: #fff;
	}

	.el-button--danger {
		color: rgb(214, 48, 49);
		background-color: rgb(214, 48, 49, 0.1);
		border-color: rgb(214, 48, 49, 0.1);
	}

	.el-button--danger:focus,
	.el-button--danger:hover {
		background: rgb(214, 48, 49);
		border-color: rgb(214, 48, 49);
		border-color: rgb(214, 48, 49, 0.1);
		color: #fff;
	}

	.table-row-options-warp span:first-child {
		cursor: pointer;
		color: #8c939d;
	}

	.table-row-options-warp span {
		cursor: pointer;
		color: var(--font-color-primary)
	}

	.table-row-options-warp span:last-child {
		cursor: pointer;
		color: #d63031;
	}
</style>